Mantle And Liners For Gyratory Crusher
Jiangxi Duma Machinery Manufacturing Co., Ltd. is one of the most credible manufacturers and suppliers of mantle and liners for gyratory crusher in China. Welcome to buy discount mantle and liners for gyratory crusher in stock here and get quotation from our factory. We also accept customized orders.
Duma Heavy Industry manufactures Gyratory Crusher Mantle and Liners using high manganese steel, high chromium alloy, or customized wear-resistant materials. These parts are designed for large-scale mining, aggregate, cement, and metallurgy applications.
Product Key Points:
• Superior Wear Resistance: Materials like Mn13Cr2 or Mn18Cr2 extend liner life by 30–50% compared with standard parts.
• Perfect Fit: Designed for precise compatibility with OEM crushers, reducing downtime.
• Optimized Profile: Improved crushing chamber design enhances crushing efficiency and product grain shape.
• Customized Solutions: Tailored alloy and structure options based on material properties and site conditions.
Core Value and Performance Advantages
The mantle and liners for gyratory crushers are made from high-manganese steel or wear-resistant alloy castings, offering exceptional strength and toughness. As the key wear surfaces within the crushing chamber, they enable efficient material reduction and energy transfer. High-quality liners not only extend the overall service life of the crusher but also reduce maintenance and replacement costs, ensuring stable performance under heavy-duty conditions. This results in higher productivity and improved operational efficiency.
Application Scenarios
These liners are widely used in mining, quarrying, aggregate, and cement industries for primary and secondary crushing. The optimized alloy composition and chamber curve reduce wear and prevent premature failure.
- Usage: Installed on the gyratory crusher's mantle and concave positions
- Problem Solved: Addresses short liner life, uneven wear, and frequent downtime
- Effect: Improves crushing efficiency, lowers cost per ton, and enhances uptime
Company Overview
Founded in 2010, Jiangxi Duma Machinery Manufacturing Co., Ltd. is located in Yushan High-Tech Zone, covering 47,000㎡ with advanced foundry, heat treatment, CNC machining, and testing equipment. Duma is ISO 9001:2015 certified and manufactures to ASTM standards, supplying premium crusher wear parts worldwide.
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Competitive Advantages
| Feature | Ordinary Suppliers | Duma Machinery |
| Material | Mn13, no Cr/Ni | Mn18Cr2 with Cr for enhanced wear resistance |
| Casting | Sand casting (porosity risk) | V-process vacuum casting (dense structure) |
| Service Life | 6–8 months | 10–14 months |
| Support | None | Full technical support: selection, installation, wear analysis |
Our honors And certifications
ISO 9001 Certification and Environmental Management System & Occupational Health And Safety Management System
Services & Support
Fast spare parts delivery (standard items shipped within 7 days)
24/7 technical support
Wear analysis report (send sample for testing)
FAQ
Q: How long do your liners last?
A: Depending on ore hardness and operating conditions, Mn18Cr2 liners typically last 10–14 months-40% longer than standard Mn13.
Q: Do you support OEM/ODM?
A: Yes. We can manufacture under your brand or to your drawings, with full certification support.
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